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|System:||Monoclinic||Colour:||Colourless, dark grey ...|
|Name:||Named after its discovery locality in Siberia (Sibirski in Russian)|
This page provides mineralogical data about Sibirskite.
Classification of Sibirskite
|IMA status:||Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"|
|Strunz 8th edition ID:||5/H.02-30|
|Nickel-Strunz 10th (pending) edition ID:||6.BC.20|
6 : BORATES
B : Diborates
C : Ino-diborates with triangles and/or tetrahedra
|Dana 8th edition ID:||184.108.40.206|
25 : ANHYDROUS BORATES CONTAINING HYDROXYL OR HALOGEN
2 : Diborates
|Hey's CIM Ref.:||9.3.2|
9 : Borates
3 : Borates of Ca and Sr
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Type Occurrence of Sibirskite
|Type Locality:||Yuliya Svintsoviya deposit, Khakassia Republic (Khakassy Republic; Khakassiya Republic), Eastern-Siberian Region, Russia|
|Year of Discovery:||1962|
Physical Properties of Sibirskite
|Colour:||Colourless, dark grey (when included by chlorite)|
Crystallography of Sibirskite
Optical Data of Sibirskite
|RI values:||nα = 1.555 nβ = 1.643 nγ = 1.658|
|2V:||Measured: 43° , Calculated: 42°|
|Maximum Birefringence:||δ = 0.103|
Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Chemical Properties of Sibirskite
|Essential elements:||B, Ca, H, O|
|All elements listed in formula:||B, Ca, H, O|
Relationship of Sibirskite to other Species
|Related Minerals - Nickel-Strunz Grouping):|
|Related Minerals - Hey's Index Grouping:|
Other Names for Sibirskite
|Health Warning:||No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.|
References for Sibirskite
Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva (1962) 91: 455.
Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva (1996) 125(4): 60-71.
American Mineralogist (1963) 48: 433.
Grew, E.S., and Anovitz, L.M. (1996) BORON: Mineralogy, Petrology and Geochemistry, second edition, as revised (2002).
Miura, H. & Kusachi, I. (2008) Journal of Mineralogical and Petrological Sciences, 103, 156-160.
Internet Links for Sibirskite
Localities for Sibirskite
The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
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